Vacuum-assisted laminator and methods of using the same

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United States of America Patent

PATENT NO 6474389
SERIAL NO

09491106

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A vacuum-assisted lamination apparatus and methods of using the same to laminate a film to a substrate or two or more continuous webs together are disclosed. The apparatus includes a series of rolls and a partial vacuum source to provide pressure on a film or films.

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Patent Owner(s)

  • 3M INNOVATIVE PROPERTIES COMPANY

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
David, John R Stillwater, MN 31 683
Steelman, Ronald S Woodbury, MN 47 584

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